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30292: Heparin, Anti-Xa Print View
Heparin, Anti-Xa CM    IU/mL 

PRIMARY
1 Plasma Citrated 2 (1) mL   Frozen - 30 Day(s)  
ALTERNATE

This assay is useful in measuring heparin concentration in patients treated with low molecular weight heparins (i.e. Enoxaparin/Lovenox) or unfractionated heparin. It is not intended for measurement of Rivaroxaban (Xarelto) or Fondaparinux (Arixtra). Refer to test code 90981 for Rivaroxaban measurement and test code S52120 for Fondaparinux measurement.

Platelet Poor Plasma: Centrifuge light blue-top tube 15 minutes at
approx. 1500 g within 60 minutes of collection. Using a plastic
pipette, remove plasma, taking care to avoid the WBC/platelet buffy
WBC/platelet buffy layer and place into a plastic vial. Centrifuge
a second time and transfer platelet-poor plasma into a new plastic
vial. Plasma must be free of platelets (<10,000/mcl). Freeze
immediately and ship on dry ice.
Setup Schedule
Monday-Saturday

Reported (Analytical Time)
Next day

CPT Code
85520

The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

Notes
Reject Criteria: Received room temperature, Received refrigerated, Hemolysis






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